Avatar Roku, Firebender + Hellkite Charger + Fire Nation Palace

Prerequisites

• An opponent cannot block and kill Hellkite Charger

Steps

1. 1Activate Fire Nation Palace by paying and tapping it, giving Hellkite Charger firebending 4 until end of turn.
2. 2Declare Hellkite Charger as an attacker, triggering its firebending ability, its regular ability and Avatar Roku.
3. 3Resolve the Avatar Roku and firebending triggers, adding ten .
4. 4Resolve the second Hellkite Charger trigger, causing you to pay to untap all attacking creatures and to get an additional combat phase after this one.
5. 5Repeat from step 2.

Effects

• Infinite combat phases
• Infinite red mana
• Infinitely powerful creatures you control until end of turn