Splinter Twin, Devoted Druid, and Coat of Arms

Prerequisites

• Splinter Twin on the battlefield
• Devoted Druid on the battlefield
• Coat of Arms on the battlefield
• Splinter Twin and Nurturing Presence attached to Devoted Druid
• Devoted Druid does not have summoning sickness

Steps

1. Activate Devoted Druid by tapping it, creating a token copy of it with haste
2. Activate the nontoken Devoted Druid's second ability by putting a -1/-1 counter on it, untapping it
3. Repeat
4. Once you have infinite Devoted Druid tokens, you may tap them to get infinite

Results

• Infinite creature tokens with haste
• Infinite ETB
• Infinite green mana
• Infinitely large Elves and Druids you control until end of turn