Warner waged a lone battle with his second half-century in three matches but the Australia veteran's 55-ball 65 never posed any threat.
Ahead of their IPL contest, RR pacer Trent Boult said they need to plan well to contain KKR's destructive batters.
'Cricket bankrolled primarily by India and that is a positive'
Boult expressed joy at having leader of the attack back in the squad after being sidelined for the early part of the tournament.
Selectors have overlooked Boult as a replacement because he opted out of his national contract last year.
The 33-year-old, who has played 70 Tests and 137 limited overs internationals since 2011, will continue to play for his country but have a "significantly reduced role", NZC said.
Mumbai Indians pacer Trent Boult has backed "world-class" Rohit Sharma to play a pivotal role in the team's pursuit for a record-extending sixth IPL title, following back-to-back half-centuries that signalled his timely return to form.
Krishna had superb figures of 2/2 in three overs, including a maiden, while Boult took 1/8 in three overs, to leave Sunrisers reeling on 14/3 in six overs -- the joint lowest score in the Powerplay in IPL history.
Trent Boult has not given up hope of playing Test cricket again despite declining a central contract with New Zealand Cricket.
Having opted out of a New Zealand contract last year, pacer Trent Boult expressed his desire to play in the ODI World Cup.
Jacob Duffy, Blair Tickner, Rachin Ravindra and Hamish Rutherford were released from the initial 20 player squad.
Mumbai Indians senior pacer Trent Boult said the Gujarat Titans bowlers made good use of the black soil pitch at the Narendra Modi stadium and successfully tied up the batters by taking the pace off the ball.
Trent Boult (3 for 28) and Rahul Chahar (3 for 19) helped Mumbai Indians win and go atop the IPL 2021 points table.
Experienced pacers Tim Southee and Trent Boult's absence leaves a "massive hole" in the New Zealand squad, but also provides a chance to fringe players to step up during the India tour, says stand-in-captain Tom Latham.
Under Rohit Sharma, India won the 2018 and 2023 ODI Asia Cup, runners-up position in the 2023 World Cup at home and triumphed in the the ICC Champions Trophy in March.
The duo shared six scalps among them -- the impact of their performance saw Delhi unable to make any headway into the match.
Trent Boult was Mumbai Indians's hero with the ball in the IPL final against his former team Delhi Capitals, with a match-winning spell of 3-30.
Trent Boult finished with IPL career-best 4-18 in his four overs, including a maiden, while Jasprit Bumrah took 2-25 as CSK finished on a lowly 114-9 in their 20 overs.
Trent Boult took an IPL career-best 4/18 to consign Chennai Super Kings to their first-ever 10-wicket defeat in the T20 league.
'It was a bit of a slow start. We're clicking nicely as a partnership together.'
Talking about carrying the momentum or starting again in the knockout stage, Boult said, 'For me, it is starting again. We are against some classy opposition coming to the business end of the tournament.'
New Zealand thrashed Bangladesh by eight wickets in the first ODI on Saturday.
Realised that captaincy sometimes is about instincts: Pandya
Trent Boult revealed his gameplan against Kohli after third day's play
India T20I skipper Rohit Sharma has said that playing alongside Trent Boult for Mumbai Indians has helped both of them know each other's weaknesses and strengths and as a result, it is always a good battle when they play for their national teams.
IMAGES from the Indian Premier League matches played in Guwahati on Saturday.
Pace spearhead Trent Boult has been omitted from the white-ball squad a few months after being released from his national contract.
At the mega auction, Mumbai Indians made some strategic buys, in a bid to build a strong team around their solid Indian core consisting of Rohit Sharma, Suryakumar Yadav, Jaspreet Bumrah, Hardik Pandya, and Tilak Varma.
Jasprit Bumrah etched his name in Mumbai Indians' history books on Sunday, surpassing Lasith Malinga to become the franchise's all-time leading wicket-taker.
Trent Boult, who has played 73 Test for New Zealand, said he expects a bit of banter between the rival players since they are all familiar with each other due to the Indian Premier League.
New Zealand bowler and Mumbai Indians pace spearhead Trent Boult said he would love to play in the remaining matches of Indian Premier League, which is scheduled to be held in the UAE later this year.
Trent Boult has seen how Shaheen Afridi swung the ball to wreck India's top order at the Twenty20 World Cup and the New Zealand pace spearhead is plotting something similar in Sunday's crucial contest against Virat Kohli's men.
The last time MI won six in a row, they went on to lift the IPL trophy -- in 2017.
IMAGES from the Indian Premier League Qualifier 2 match played between Punjab Kings and Mumbai Indians in Ahmedabad, on Sunday.
Trent Boult said he expects the green top at the Hagley Oval to be more conducive for his brand of swing bowling compared to the Basin Reserve track
On Thursday, opener Suryavanshi was out for a duck, while young Jaiswal too could not make an impact, scoring just 13 runs as RR were all out for 117 at their home ground, chasing Mumbai Indians' 217/2.
'His elbow is still niggling him a wee bit'
India's batters will be relieved that Trent Boult will not be a part of the upcoming two-Test series as the Black Caps' senior pacer feels that he needs to refresh and rejuvenate after 12 weeks of continuous cricket.
A rampaging Mumbai Indians will look to maintain their winning run in a vital mid-table battle against a dangerous Lucknow Super Giants in an Indian Premier League clash here on Sunday.
No side has won the IPL title after finishing fourth on the points table. Will Mumbai be able to break that jinx?