Olag and Miau, New Friends, Maskwood Nexus, and Scurry Oak

Prerequisites

• Olag and Miau, New Friends on the battlefield
• Maskwood Nexus on the battlefield
• Scurry Oak in hand
• available

Steps

1. Cast Scurry Oak by paying its mana cost
2. When Scurry Oak enters, Olag and Miau's first and second abilities each trigger, as Scurry Oak is both a Zombie and a Cat due to Maskwood Nexus
3. Resolve the first trigger, putting a +1/+1 counter on any creature you wish
4. Resolve the second trigger, putting a +1/+1 counter on Scurry Oak
5. Scurry Oak triggers, creating a 1/1 Squirrel creature token
6. When the creature token enters, Olag and Miau's first and second abilities trigger
7. Repeat from step 3

Results

• Infinite +1/+1 counters on creatures you control
• Infinite creature ETB
• Infinite creature tokens