Unfriendly FireHow it works & interactions with other cards

What It Does

Unfriendly Fire is a high-cost instant that deals 4 damage to 'any target.' In Magic: The Gathering, 'any target' specifically means a creature, a player, or a planeswalker. Because it is an instant, you can cast it during your turn or an opponent's turn, providing significant tactical flexibility.

How It Resolves Step by Step

First, you cast the spell by paying its mana cost of four generic and one red mana, and you choose your target. The spell then goes on the stack. If no one counters the spell or makes the target illegal (such as giving a creature Hexproof), the spell resolves. Upon resolution, it deals exactly 4 damage to the chosen target and is then placed into your graveyard.

Common Mistakes

A common error is forgetting that this spell costs five mana, which is relatively high for 4 damage. Players often miscalculate their mana pool when trying to chain this with other spells. Additionally, ensure your target is still valid when the spell attempts to resolve; if the target leaves the battlefield or gains protection from red, Unfriendly Fire will fail to deal damage.

When to Play It

This card is best used as a finisher or to remove a high-toughness threat that smaller burn spells can't handle. Because of its high mana cost, it is often paired with cards that generate extra resources or help you dig through your library to find the land you need to cast it.

Interaction examples

Fueling the Fire with Treasure

Big Score

If you are short on mana, you can cast Big Score by discarding a card to draw two new cards and create two Treasure tokens. On a subsequent turn, or even the same turn if you have one red mana available, you can sacrifice those two Treasures for two mana and use three more lands to cast Unfriendly Fire for 4 damage.

Digging for the Finisher

Unexpected Windfall

When your opponent is at 4 life but you haven't drawn your burn spell yet, cast Unexpected Windfall. This allows you to discard a useless card to see two more cards from your deck. If you draw Unfriendly Fire, the two Treasure tokens created by Unexpected Windfall provide 40% of the mana required to cast it immediately.