Mirran Safehouse + Griffin Canyon + Mutavault

Mirran Safehouse

Griffin Canyon

Mutavault

How it works

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