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.
![Sentinel Tower [Battlebond] | Jack's On Queen](http://jacksonqueen.ca/cdn/shop/products/25d9500e-a536-4f8e-bfdd-6cb08f709890.jpg?v=1569470845)
