Hematite Talisman 
Artifact
$0.29 #25568 0.00 31.4 years
Whenever a player casts a red spell, you may pay
. If you do, untap target permanent.
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Onyx Talisman84%
$0.36↑#257320.29↑31.4 years
"Whenever a player casts a black spell, you may pay
. If you do, untap target permanent."
Nacre Talisman82%
$0.29#285420.0031.4 years
"Whenever a player casts a white spell, you may pay
. If you do, untap target permanent."
Intimidator Initiate82%
$0.14↓#256160.21↑18.5 years↓
"Whenever a player casts a red spell, you may pay
. If you do, target creature can't block this turn."
Lapis Lazuli Talisman82%
$0.96↑#258750.0031.4 years
"Whenever a player casts a blue spell, you may pay
. If you do, untap target permanent."
Malachite Talisman80%
$0.48↑#221850.28↑31.4 years
"Whenever a player casts a green spell, you may pay
. If you do, untap target permanent."
Iron Star80%
$0.15↓#274540.24↑33.2 years↑
"Whenever a player casts a red spell, you may pay
. If you do, you gain 1 life."
Lightning Cloud78%
$0.64↑#286690.0629.7 years↓
"Whenever a player casts a red spell, you may pay
. If you do, this enchantment deals 1 damage to any target."
Dragon's Claw78%
$0.20↓#14081↑0.0022.7 years↓
"Whenever a player casts a red spell, you may gain 1 life."
Kor Firewalker76%
$0.20↓#252240.29↑16.7 years↓
"Whenever a player casts a red spell, you may gain 1 life."
Cacophodon73%
$0.21↓#10902↑0.18↑8.8 years↓
"Whenever this creature is dealt damage, untap target permanent."
Nimbleclaw Adept70%
$0.18↓#9164↑0.22↑4.4 years↓
"
: Untap two other target permanents. Activate only as a sorcery and only once each turn."