Rin and Seri, Inseparable, Earthcraft, Temur Sabertooth, and Universal Automaton

Prerequisites

• Rin and Seri, Inseparable on the battlefield
• Earthcraft on the battlefield
• Temur Sabertooth on the battlefield
• Universal Automaton in hand
• You control a basic Forest
• available

Steps

1. Cast Universal Automaton by paying
2. Rin and Seri triggers twice, creating a 1/1 Cat and a 1/1 Dog creature token
3. Activate Earthcraft by tapping the Cat token, untapping a basic Forest you control
4. Activate the Forest by tapping it, adding
5. Repeat from step 3 two additional times, tapping the Dog token and Universal Automaton respectively
6. Activate Temur Sabertooth by paying , returning Universal Automaton from the battlefield to your hand
7. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite storm count
• Infinite tapped creature tokens
• Infinite tap triggers