Najeela, the Blade-Blossom + Selvala, Heart of the Wilds

Prerequisites

• You have a way to give Selvala vigilance.
• You control a creature with power 6 or greater.
• Selvala, Heart of the Wilds does not have summoning sickness.

Steps

1. 1Declare Selvala as an attacker.
2. 2Holding priority, activate Selvala by paying and tapping it, adding at least .
3. 3Activate Najeela by paying , untapping all attacking creatures, giving them trample, lifelink and haste, and gaining an additional combat phase after this one.
4. 4Repeat from step 2.

Effects

• Infinite colored mana
• Infinite combat phases