Act of Heroism 
Instant
$0.04 #17370 0.00 9.3 years
Untap target creature. It gets +2/+2 until end of turn and can block an additional creature this turn.
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Yare90%
$0.82↑#31438↓0.0630.0 years↑
"Target creature defending player controls gets +3/+0 until end of turn. That creature can block up to two additional creatures this turn."
Ornamental Courage87%
$0.04#179950.18↑10.1 years
"Untap target creature. It gets +1/+3 until end of turn."
Savage Surge87%
$0.05↑#22824↓0.0014.0 years↑
"Target creature gets +2/+2 until end of turn. Untap that creature."
Righteousness86%
$0.11↑#167560.25↑33.2 years↑
"Target blocking creature gets +7/+7 until end of turn."
Gerrard's Command83%
$0.13↑#25235↓0.0025.7 years↑
"Untap target creature. It gets +3/+3 until end of turn."
Aliban's Tower83%
$0.13↑#28909↓0.0031.1 years↑
"Target blocking creature gets +3/+1 until end of turn."
Give No Ground82%
$0.18↑#193450.0010.2 years
"Target creature gets +2/+6 until end of turn and can block any number of creatures this turn."
Join Forces81%
$0.07↑#24437↓0.004.1 years↓
"Untap up to two target creatures. They each get +2/+2 until end of turn."
Synchronized Strike81%
$0.06↑#27666↓0.069.5 years
"Untap up to two target creatures. They each get +2/+2 until end of turn."
Inspirit80%
$0.10↑#28504↓0.0024.0 years↑
"Untap target creature. It gets +2/+4 until end of turn."
Bull's Strength80%
$0.08↑#170530.12↑5.2 years↓
"Target creature gets +2/+2 and gains trample until end of turn. Untap it."
Refuse to Yield80%
$0.12↑#12113↑0.12↑4.5 years↓
"Target creature gets +2/+7 until end of turn. Untap it."
Veteran's Reflexes80%
$0.21↑#22641↓0.12↑16.7 years↑
"Target creature gets +1/+1 until end of turn. Untap that creature."
Captain's Defense80%
$0.21↑#25187↓0.37↑0.3 years↓
"Target blocking creature gets +2/+2 until end of turn."
Vanguard's Shield80%
$0.13↑#186110.0514.5 years↑
"Equipped creature gets +0/+3 and can block an additional creature each combat."
Soldier On79%
$0.15↑#28038↓0.21↑0.3 years↓
"Put two +1/+1 counters on target creature. Untap it."
Dragonscale Boon78%
$0.11↑#21796↓0.0012.1 years↑
"Put two +1/+1 counters on target creature and untap it."
Aang's Defense78%
$0.13↑#152580.080.9 years↓
"Target blocking creature you control gets +2/+2 until end of turn."
Riverguard's Reflexes78%
$0.15↑#189890.050.7 years↓
"Target creature gets +2/+2 and gains first strike until end of turn. Untap it."
Burst of Strength78%
$0.24↑#13678↑0.0713.7 years↑
"Put a +1/+1 counter on target creature and untap it."