Consul's Shieldguard is a uncommon Creature — Dwarf Soldier card from Kaladesh (KLD), collector number 11. Current market price: $0.05 (foil $0.55), TCGplayer market prices via Scryfall.
When this creature enters, you get {E}{E} (two energy counters). Whenever this creature attacks, you may pay {E}. If you do, another target attacking creature gains indestructible until end of turn.