Devoted Druid + Llanowar Vanguard + Necrotic Ooze

BG identity

Commander legal

The 3 combo pieces

• Devoted Druid
• Llanowar Vanguard
• Necrotic Ooze

What must be in place

Necrotic Ooze does not have summoning sickness.

How to execute it

1. Activate Necrotic Ooze using Llanowar Vanguard's ability by tapping it, giving it +0/+4 until end of turn.
2. Activate Necrotic Ooze using Devoted Druid's second ability by putting a -1/-1 counter on it, untapping it.
3. Repeat.
4. Once Necrotic Ooze has infinite toughness, you may instead use Devoted Druid's first ability to get infinite green mana.

What the combo produces

• Infinite green mana