Great Hall of the Biblioplex
Land
SOSSecrets of Strixhaven#257rare
Foil
- Border
- black
- Security stamp
- oval
- Frame
- 2015
- Pull rate
- ~1 in 23–795
- Illustrator
- Constantin Marin
- Found in
- Secrets of Strixhaven Prerelease Pack Lorehold · Secrets of Strixhaven Prerelease Pack Silverquill · 5 more
CommanderLegalModernLegalStandardLegal
Format legality
AlchemyLegal
BrawlLegal
CommanderLegal
Competitive BrawlLegal
DuelLegal
Future StandardLegal
GladiatorLegal
HistoricLegal
LegacyLegal
ModernLegal
OathbreakerLegal
Old SchoolNot legal
PauperNot legal
Pauper CommanderNot legal
PennyNot legal
PioneerLegal
PreDHNot legal
PremodernNot legal
StandardLegal
Standard BrawlLegal
TimelessLegal
Tiny LeadersLegal
VintageLegal
: Add 
.
, Pay 1 life: Add one mana of any color. Spend this mana only to cast an instant or sorcery spell.
: If this land isn't a creature, it becomes a 2/4 Wizard creature with "Whenever you cast an instant or sorcery spell, this creature gets +1/+0 until end of turn." It's still a land.Plays as: Mana Fixer · Life Outlet · Spell Payoff
Market · per finishspark updated 13h ago · prices as of 2026-07-12
Nonfoil+16.2%
$0.43
$0.10 low$0.07 gap
Foil+1.5%
$0.66
$0.20 low$0.04 gap
Finish
Market
Δ 7D · Trend
Low
Buylist
Buy / Sell Gap
Nonfoil
$0.43as of 2026-07-12
+16.2%
H $6.91L $0.29since Apr 2026$0.10
$0.03
$0.07+70% · normal spread
VenuesHide venues
Low: tcgplayer
Buylist: cardkingdom
Foil
$0.66as of 2026-07-12
+1.5%
H $0.85L $0.24since Apr 2026$0.20
$0.16
$0.04+20% · normal spread
VenuesHide venues
Low: tcgplayer
Buylist: cardkingdom
Cheapest playable copy$0.43· across 3 printings
Rulings
1 · latest Mar 20, 2026 · one tap opens all
- WotCMar 20, 2026
If this land becomes a creature but you haven't controlled it continuously since your most recent turn began, you won't be able to activate its mana ability or attack with it that turn.