Jace, Cunning Castaway, Lae'zel, Vlaakith's Champion, and The Chain Veil

Prerequisites

• Jace, Cunning Castaway in hand
• Lae'zel, Vlaakith's Champion on the battlefield
• The Chain Veil on the battlefield
• available

Steps

1. Activate The Chain Veil by paying and tapping it, allowing you an additional activation of each of your planeswalkers' loyalty abilities this turn
2. Cast Jace by paying
3. Jace enters the battlefield with four loyalty counters due to Lae'zel
4. Activate Jace's first loyalty ability by putting two loyalty counters on it, causing you to loot whenever you deal combat damage to a player this turn
5. Activate Jace's third loyalty ability by removing five loyalty counters from it, creating two non-legendary copies of Jace, which enter with four loyalty counters each due to Lae'zel
6. Repeat from step 4 using a Jace token
7. Once you have infinite Jace tokens, you may activate their second loyalty abilities by removing two loyalty counters from them, creating infinite 2/2 Illusion creature tokens

Results

• Infinite creature tokens
• Infinite ETB
• Infinite Jace, Cunning Castaway tokens