Agatha's Soul Cauldron, Pack Rat, Elemental Bond, and Workhorse

Prerequisites

• Agatha's Soul Cauldron on the battlefield
• Pack Rat in exile
• Elemental Bond on the battlefield
• Workhorse on the battlefield
• You have at least one card in hand
• Workhorse has at least one +1/+1 counter on it
• available

Steps

1. Activate Workhorse using Pack Rat' ability by paying and discarding a card, creating a token copy of it
2. When the Workhorse token enters the battlefield, Elemental Bond triggers, causing you to draw a card
3. Activate the Workhorse token three times by removing three +1/+1 counters from it, adding
4. Repeat

Results

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