Mirran Safehouse + Griffin Canyon + Mutavault

Prerequisites

• Mirran Safehouse does not have summoning sickness.

Steps

1. 1Activate Mirran Safehouse using Mutavault's second ability by paying , causing Mirran Safehouse to become a 2/2 creature with all creature types until end of turn.
2. 2Activate Mirran Safehouse using Griffin Canyon's second ability by tapping it, untapping Mirran Safehouse and giving it +1/+1 until end of turn.
3. 3Repeat step 2.

Effects

• Infinitely large creature until end of turn