Activate O'aka by tapping it and removing a counter from a nonland permanent, causing you to draw a card.
Activate Mind Over Matter by discarding a card, untapping O'aka.
Scrounging Skyray triggers, putting a counter on it.
Repeat.

Infinite self-discard triggers

Infinite draw triggers

Infinite looting

O'aka, Traveling Merchant

Mind Over Matter

Scrounging Skyray

Activate O'aka by tapping it and removing a counter from a nonland permanent, causing you to draw a card.
Activate Mind Over Matter by discarding a card, untapping O'aka.
Marauding Mako triggers, putting a counter on it.
Repeat.

Marauding Mako

Activate O'aka by tapping it and removing a counter from a nonland permanent, causing you to draw a card.
Activate Mind Over Matter by discarding a card, untapping O'aka.
Ivora triggers, putting a counter on it.
Repeat.

Ivora, Insatiable Heir

Activate O'aka by tapping it and removing a counter from a nonland permanent, causing you to draw a card.
Activate Mind Over Matter by discarding a card, untapping O'aka.
Brallin triggers, putting a counter on it and dealing 1 damage to each opponent.
Repeat.

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