Ashaya, Soul of the Wild, and Gandalf, Shadow's Foe

Prerequisites

• Ashaya, Soul of the Wild on the battlefield
• Gandalf, Shadow's Foe in hand
• available

Steps

1. Cast Gandalf by paying
2. When Gandalf enters, its first ability triggers, as well as its second ability since it's a land due to Ashaya
3. Resolve the second trigger, drawing a card and putting a +1/+1 counter on Gandalf
4. Resolve the first trigger, blinking Gandalf and up to two other lands you control
5. When Gandalf and the lands enter, Gandalf's first ability triggers once and Gandalf's second abilities trigger that many times
6. Resolve all triggers from the second ability, drawing that many cards and putting that many +1/+1 counters on Gandalf
7. Repeat from step 4

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite creature ETB
• Near-infinite creature LTB
• Near-infinite blinking
• Near-infinite blinking of lands you control
• Near-infinite landfall triggers
• Near-infinite mana lands you control can produce