Scorpion SentinelHow it works & interactions with other cards

What It Does

Scorpion Sentinel has a static ability that checks how many lands you control. By default, it is a 0/4 artifact creature for two mana. However, as soon as you control seven or more lands, it gains a +3/+0 bonus, transforming into a 3/4 threat.

How It Resolves

The power boost is a continuous effect that does not use the stack. Step one: The game constantly checks the number of lands under your control. Step two: If the count is six or fewer, the Sentinel remains 0/4. Step three: The moment a seventh land enters the battlefield, the Sentinel immediately becomes a 3/4 without any player needing to pass priority.

Common Mistakes

Players often forget that the bonus is lost just as quickly as it is gained. If you control seven lands and one is destroyed or returned to your hand, Scorpion Sentinel immediately loses the +3/+0 bonus. Also, remember that this is a power/toughness modification, not +1/+1 counters, so it cannot be interacted with by cards that care about counters.

When to Play It

This card is best suited for control or ramp decks that plan for the long game. Early on, its 4 toughness makes it an excellent blocker against aggressive strategies. Once you reach the land threshold, it can start attacking to close out the game.

Interaction examples

Lowering the Cost

Foundry Inspector

With Foundry Inspector on the battlefield, the cost to cast Scorpion Sentinel is reduced by {1}. You only need to pay {U} to put the Sentinel onto the battlefield, allowing you to establish your defense even faster while saving mana for other spells.

Ramping to the Threshold

Ornithopter of Paradise

Ornithopter of Paradise can tap for any color of mana, helping you cast Scorpion Sentinel on turn two. More importantly, the mana acceleration provided by the Ornithopter helps you reach the seventh land drop sooner, triggering the Sentinel's +3/+0 bonus earlier in the match.