Teyo, Geometric Tactician is a rare Legendary Planeswalker — Teyo card from Commander Masters (CMM), collector number 725. Current market price: $10.98, TCGplayer market prices via Scryfall.
When Teyo enters, create a 0/4 white Wall creature token with defender and flying. +1: You and target opponent each draw a card. −2: Choose left or right. Until your next turn, each player may attack only the nearest opponent in the last chosen direction and planeswalkers controlled by that opponent.