Card Codex

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17 May 2024: Card library updated.

River Heralds' Boon

1G · Instant

Put a +1/+1 counter on target creature and a +1/+1 counter on up to one target Merfolk.

Similar cards

Color identity:
NameManaTypeText
Ordeal of Heliod 1WEnchantment — Aura Enchant creature Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Heliod. When you sacrifice Ordeal of Heliod, you gain 10 life.
Sparring Regimen 2WEnchantment When Sparring Regimen enters the battlefield, learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.) Whenever you attack, put a +1/+1 counter on target attacking creature and untap it.
Malamet Veteran 4GCreature — Cat Warrior Trample Descend 4 — Whenever Malamet Veteran attacks, if there are four or more permanent cards in your graveyard, put a +1/+1 counter on target creature. 5/4
Holy Frazzle-Cannon Artifact — Equipment Whenever equipped creature attacks, put a +1/+1 counter on that creature and each other creature you control that shares a creature type with it. Equip {1}
Lead-Belly Chimera 4Artifact Creature — Chimera Trample Sacrifice Lead-Belly Chimera: Put a +2/+2 counter on target Chimera creature. It gains trample. (This effect lasts indefinitely.) 2/2
Clockwork Swarm 4Artifact Creature — Insect Clockwork Swarm enters the battlefield with four +1/+0 counters on it. Clockwork Swarm can't be blocked by Walls. At end of combat, if Clockwork Swarm attacked or blocked this combat, remove a +1/+0 counter from it. {X}, {T}: Put up to X +1/+0 counters on Clockwork Swarm. This ability can't cause the total number of +1/+0 counters on Clockwork Swarm to be greater than four. Activate only during your upkeep. 0/3
Strength of the Tajuru XGGInstant Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose target creature, then choose another target creature for each time this spell was kicked. Put X +1/+1 counters on each of them.
Arcee, Sharpshooter 1RWLegendary Artifact Creature — Robot More Than Meets the Eye {R}{W} (You may cast this card converted for {R}{W}.) First strike {1}, Remove one or more +1/+1 counters from Arcee: It deals that much damage to target creature. Convert Arcee. 2/2
Stromkirk Bloodthief 2BCreature — Vampire Rogue At the beginning of your end step, if an opponent lost life this turn, put a +1/+1 counter on target Vampire you control. 2/2
Nature's Blessing 2GWEnchantment {G}{W}, Discard a card: Put a +1/+1 counter on target creature or that creature gains banding, first strike, or trample. (This effect lasts indefinitely. Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)
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