The Locust God, Mindless Automaton, Ashnod's Altar, and Benevolent Hydra

Prerequisites

• The Locust God on the battlefield
• Mindless Automaton on the battlefield
• Ashnod's Altar on the battlefield
• Benevolent Hydra on the battlefield
• available

Steps

1. Activate Mindless Automaton's first ability by paying and discarding a card, putting two +1/+1 counters on it
2. Activate Mindless Automaton's second ability by removing two +1/+1 counters from it, causing you to draw a card
3. The Locust God triggers, creating a 1/1 Insect creature token with flying and haste
4. Activate Ashnod's Altar by sacrificing an Insect, adding
5. Repeat

Results

• Infinite self-discard triggers
• Near-infinite ETB
• Infinite draw triggers
• Near-infinite LTB
• Infinite rummaging
• Near-infinite death triggers
• Near-infinite sacrifice triggers
• Near-infinite colorless mana
• Near-infinite creature tokens with haste