RMS Titanic, Assault Suit, and Najeela, the Blade-Blossom

Prerequisites

• RMS Titanic on the battlefield
• Assault Suit on the battlefield
• Najeela, the Blade-Blossom on the battlefield
• available

Steps

1. If needed, activate RMS Titanic's crew ability by tapping any number of creatures with power 3 or greater, causing it to become an artifact creature until end of turn
2. Activate Assault Suit's equip ability by paying , attaching it to RMS Titanic
3. Deal combat damage to an opponent using RMS Titanic, triggering its ability, causing you to not sacrifice it due to Assault Suit and create nine Treasure tokens
4. Before the combat phase ends, activate five Treasures by tapping and sacrificing them, adding
5. Activate Najeela by paying , untapping all attacking creatures, giving them trample, lifelink and haste, and gaining an additional combat phase after this one
6. Repeat from step 3

Results

• Infinite ETB
• Infinite colored mana
• Infinite lifegain triggers
• Infinite lifegain
• Infinite combat phases
• Infinite creature tokens with haste
• Infinite untap of creatures you control
• Infinite mana creatures you control can produce
• Infinite Treasure tokens
• Infinite combat damage