M:tG card similarity search
2R · Enchantment
Cumulative upkeep {R} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Blue creatures can't block creatures you control. Nonblue creatures can't block creatures you control unless their controller pays 1 life for each blocking creature they control.
| Name | Mana | Type | Text |
|---|---|---|---|
| Agent of Horizons | 2G | Creature — Human Rogue | {2}{U}: Agent of Horizons can't be blocked this turn. 3/2 |
| Battle Strain | 1R | Enchantment | Whenever a creature blocks, Battle Strain deals 1 damage to that creature's controller. |
| Heat of Battle | 1R | Enchantment | Whenever a creature blocks, Heat of Battle deals 1 damage to that creature's controller. |
| Raging River | RR | Enchantment | Whenever one or more creatures you control attack, each defending player divides all creatures without flying they control into a "left" pile and a "right" pile. Then, for each attacking creature you control, choose "left" or "right." That creature can't be blocked this combat except by creatures with flying and creatures in a pile with the chosen label. |
| Keeper of Keys | 3UU | Creature — Human Rogue Mutant | When Keeper of Keys enters the battlefield, you become the monarch. At the beginning of your upkeep, if you're the monarch, creatures you control can't be blocked this turn. 4/4 |
| Bola Warrior | 1R | Creature — Human Spellshaper Warrior | {R}, {T}, Discard a card: Target creature can't block this turn. 1/1 |
| Vantress Gargoyle | 1U | Artifact Creature — Gargoyle | Flying Vantress Gargoyle can't attack unless defending player has seven or more cards in their graveyard. Vantress Gargoyle can't block unless you have four or more cards in hand. {T}: Each player mills a card. 5/4 |
| False Orders | R | Instant | Cast this spell only during the declare blockers step. Remove target creature defending player controls from combat. Creatures it was blocking that had become blocked by only that creature this combat become unblocked. You may have it block an attacking creature of your choice. |
| Blighted Agent | 1U | Creature — Phyrexian Human Rogue | Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Blighted Agent can't be blocked. 1/1 |
| Sacred Knight | 3W | Creature — Human Knight | Sacred Knight can't be blocked by black and/or red creatures. 3/2 |