Ugin, the Ineffable is a rare Legendary Planeswalker — Ugin card from War of the Spark (WAR), collector number 2. Current market price: $1.98 (foil $4.42), TCGplayer market prices via Scryfall.
Colorless spells you cast cost {2} less to cast. +1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand. −3: Destroy target permanent that's one or more colors.