Shell Shield
Instant
Kicker 
(You may pay an additional as you cast this spell.)
Target creature you control gets +0/+3 until end of turn. If this spell was kicked, that creature also gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
- CMC
- 1
- Mana cost
- Color identity
- U
- Rarity
- common
- Set
- Zendikar Rising
- Price
- $0.07
- EDHREC rank
- #15531
Shell Shield gives any creature a ward counter and hexproof until end of turn for a single blue mana — and at zero extra cost if you're casting it on a creature with defender. That rate makes it a slam-dunk protection spell in any blue deck that wants to keep a key creature alive through a removal-heavy table, and Charix, the Raging Isle decks in particular run it at a 24% clip for exactly that reason.
Best Commanders
Commanders with the highest synergy
Charix, the Raging Isle
Charix, the Raging Isle costs zero to target with Shell Shield thanks to its defender ability, making the ward counter and instant-speed hexproof effectively free — a no-brainer when the whole deck is built around keeping a 0/17 commander alive long enough to swing.
Archelos, Lagoon Mystic
Archelos, Lagoon Mystic also has defender, so Shell Shield again costs nothing to activate its discount, and protecting a commander whose tap-and-untap symmetry warp is the entire engine of the deck is exactly the kind of insurance the spell is built for.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | legal |
| pioneer | legal |
| standard | not legal |
| vintage | legal |
| pauper | legal |
| oathbreaker | legal |
In Commander, Shell Shield is a role-player in blue decks that run a single high-value creature worth protecting — the ward counter it leaves behind is genuinely sticky counterplay against future targeted removal, not just a one-time dodge. In Pauper it's a legitimate consideration in tempo and hexproof-synergy shells where cheap protection is currency. Legacy, Modern, and Pioneer have access to Slip Out the Back and Teferi's Time Twist, which generally do more work, so Shell Shield is crowded out in those formats unless you specifically want the ward rider. Vintage doesn't care.
Key Combos
Combo lines featuring this card
Price Context
Current price
$0.07 bulk tier
At $0.07, Shell Shield is deep bulk — you'll find it in any common box at your local store. Bulk commons with niche-but-real applications like this don't move on price, so there's no reason to think twice about picking up a playset.
Explore
Sources
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.