How can you create a combo with Changeling Berserker, Dual Nature?
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[START OF COMBO]This combo can be formed with Changeling Berserker, Dual Nature

Color identity: RG
Mana cost: {3}{R}
Steps:
  1. Cast Changeling Berserker by paying {3}{R}.
  2. When Changeling Berserker enters the battlefield, its champion ability and Dual Nature's first ability trigger.
  3. Resolve the Dual Nature trigger, creating a token copy of Changeling Berserker.
  4. When the Changeling Berserker token enters the battlefield, its champion ability triggers, exiling the nontoken Changeling Berserker.
  5. Dual Nature's second ability triggers, exiling the Changeling Berserker token.
  6. When the Changeling Berserker token leaves the battlefield, the nontoken Changeling Berserker is returned to the battlefield from exile.
  7. Repeat from step 2.
  8. If you control additional creatures you wish to blink, you may resolve the Changeling Berserker trigger in step 2 to exile them, and then proceed with the combo.[END OF COMBO STEPS]

Result:
  - Infinite leaves the battlefield
  - Infinite enters the battlefield
  - Infinite blinking[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Changeling Berserker must be in your hand
  - Dual Nature must be on the battlefield
[END OF COMBO PREREQUISITES]
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