Yenna, Redtooth Regent + Three Blind Mice + Doubling Season

Prerequisites

• Yenna does not have summoning sickness.

Steps

1. 1Activate Yenna by paying and tapping it, creating two token copies of Three Blind Mice.
2. 2The Three Blind Mice tokens enter the battlefield with two lore counters on them due to Doubling Season, triggering their first and second chapter abilities.
3. 3Resolve the first Three Blind Mice triggers, creating four 1/1 Mouse creature tokens.
4. 4Resolve the next Three Blind Mice trigger, creating two token copies of a Three Blind Mice token.
5. 5Repeat from step 2.
6. 6Once you have infinite Three Blind Mice triggers, you may use them to copy any token(s) you control.

Effects

• Infinite copies of a specific enchantment
• Infinite copies of tokens you control
• Infinite creature tokens
• Infinite ETB