How can you create a combo with Radiant Performer, In Bolas's Clutches, Mirror Box?
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[START OF COMBO]This combo can be formed with Radiant Performer, In Bolas's Clutches, Mirror Box

Color identity: UR
Mana cost: {7}{U}{U}{R}{R}
Steps:
  1. Cast In Bolas's Clutches by {4}{U}{U}, targeting any permanent on the battlefield.
  2. Holding priority, cast Radiant Performer by paying {3}{R}{R}.
  3. Radiant Performer enters the battlefield, creating a copy of In Bolas's Clutches for each other permanent on the battlefield.
  4. Resolve each In Bolas's Clutches, causing you to gain control of all permanents.[END OF COMBO STEPS]

Result:
  - Gain control of all permanents[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be in your hand
[END OF COMBO PREREQUISITES]
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