Sentry Bot

Sentry Bot

Mana Cost: {4}{W}

Type: Artifact Creature — Robot

Oracle Text:
Flash
This spell costs {1} less to cast for each creature attacking you.
When this creature enters, you get {E} for each creature attacking you.
At the beginning of combat on your turn, you may pay {E}{E}{E}. If you do, put a +1/+1 counter on each creature you control.

Power/Toughness: 2/5

Rarity: rare

Prints: View all prints (4) →

Expansion: Fallout

Public Decks Using This Card

No public decks are currently using this card.

Character Background

Sentry Bot is the kind of cold-eyed defender that thrives on enemy pressure: its Flash lets it ambush at the end of an opponent’s turn, and it rewards you for surviving a crowded battlefield by discounting its own cast and then granting {E} on entry for each creature attacking you. In practice, it supports a tempo-to-value plan—letting you stabilize without giving up tempo—while its combat-start trigger gives you a decisive pivot into scaling boards: if you can pay {E}{E}{E}, you drop +1/+1 counters on every creature you control, turning “defense” into a sudden advantage. Deckbuild it with creatures that already want counters or anthem-style growth, like token makers, +1/+1 counter payoffs, and creatures that benefit from repeating combat phases. Pair it with protection or instant-speed interaction so attackers remain committing into your flashing defense, maximizing both the entry {E} and the likelihood you can afford the counter investment when your turn comes.

Generated using gpt-5.4-nano · Updated at 2026-03-28 16:38:22 UTC