![Sentinel Tower [Battlebond]](http://cdn.shopify.com/s/files/1/0286/6452/8975/products/25d9500e-a536-4f8e-bfdd-6cb08f709890_{width}x.jpg?v=1609900649)
![Sentinel Tower [Battlebond]](http://cdn.shopify.com/s/files/1/0286/6452/8975/products/25d9500e-a536-4f8e-bfdd-6cb08f709890_530x@2x.jpg?v=1609900649)
| Set: | Battlebond |
| Type: | Artifact |
| 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.