Summoning Station + Pitiless Plunderer + Woe Strider

Summoning Station

Pitiless Plunderer

Woe Strider

How it works

1. Activate Summoning Station by tapping it, creating a 2/2 Pincher creature token.
2. Activate Woe Strider by sacrificing the Pincher.
3. When the Pincher dies, Pitiless Plunderer triggers, creating a Treasure token.
4. Resolve the Woe Strider ability.
5. Activate the Treasure by tapping and sacrificing it, adding one mana of any color.
6. Summoning Station triggers, untapping it.
7. Repeat.