Terra, Herald of Hope, Ashnod's Altar, Fear of Missing Out, and Archelos, Lagoon Mystic

Prerequisites

• Terra, Herald of Hope on the battlefield
• Ashnod's Altar on the battlefield
• Fear of Missing Out on the battlefield
• Archelos, Lagoon Mystic on the battlefield
• undefined

Steps

1. At the beginning of your combat phase, Terra's first ability triggers, causing you to mill two cards
2. Declare Terra and Fear of Missing Out as attackers
3. Fear of Missing Out triggers, causing you to untap all other creatures you control and to get an additional combat phase after this one
4. Deal combat damage to an opponent using Terra, triggering its second ability
5. Holding priority, activate Ashnod's Altar by sacrificing Fear of Missing Out, adding
6. Resolve the Terra ability, choosing to pay to trigger its reflexive ability, returning Fear of Missing Out from your graveyard to the battlefield untapped due to Archelos
7. When Fear of Missing Out enters the battlefield, its first ability triggers, causing you to rummage
8. Repeat each combat phase

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 combat phases
• Near-infinite combat damage