Guac & Marshmallow Pizza + Devoted Druid + Banishing Knack

Prerequisites

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Steps

1. 1Cast Banishing Knack by paying , targeting Devoted Druid.
2. 2Activate Devoted Druid's first ability by tapping it, adding .
3. 3Cast Guac & Marshmallow Pizza by paying .
4. 4When Guac & Marshmallow Pizza enters, it triggers, giving Devoted Druid +2/+2 until end of turn and untapping it.
5. 5Activate Devoted Druid using the ability granted to it by Banishing Knack by tapping it, returning Guac & Marshmallow Pizza from the battlefield to your hand.
6. 6Activate Devoted Druid's second ability by putting a -1/-1 counter on it, untapping it.
7. 7Repeat from step 2.

Effects

• Infinite green mana
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control
• Infinitely large creatures you control until end of turn