Sentinel Tower [Battlebond] SPA Invocacion de Estrid you may activate one of

you may activate one of its loyalty abilities once this turn as though none of its loyalty abilities have been activated this turn

then you may cast any number of nonland cards exiled this way without paying their mana costs

Lambholt Pacifist can't attack unless you control a creature with power 4 or greater

Set: New Phyrexia Type: Sorcery Rarity: Uncommon Cost: {R}{R}{R}{R} Add {R}{R}{R}{R}{R}{R}{R}

Set: Innistrad Type: Creature — Spirit Rarity: Uncommon Cost: {4}{W} Flying

Sentinel Tower [Battlebond] SPA Invocacion de Estrid you may activate one ofSet: Battlebond Type: Artifact Rare Cost: {4} Whenever an instant or sorcery spell is cast during your turn, Sentinel Tower deals damage to any target equal to 1 plus the number of instant and sorcery spells cast before that spell this turn. The built in obstacles force competitors to think three moves ahead.