Nadir Kraken, Carnage Altar, and Mana Echoes

Prerequisites

• Nadir Kraken on the battlefield
• Carnage Altar on the battlefield
• Mana Echoes on the battlefield
• You control at least four Tentacles
• You control at least one additional creature
• available

Steps

1. Activate Carnage Altar by paying and sacrificing a creature, causing you to draw a card
2. Nadir Kraken triggers, causing you to pay to put a +1/+1 counter on Nadir Kraken and to create a 1/1 Tentacle creature token
3. The Tentacle enters the battlefield, triggering Mana Echoes, adding at least
4. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite +1/+1 counters on Nadir Kraken
• Near-infinite colorless mana
• Near-infinite creature tokens
• Near-infinite death triggers
• Near-infinite ETB
• Near-infinite LTB
• Near-infinite sacrifice triggers