Crystalline Armor 

Enchantment — Aura
$0.31 #8827 0.20 0.9 years
Enchant creature
Enchanted creature gets +1/+1 for each land you control and has trample.
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Blanchwood Armor86%
$0.16↓#3076↑0.1228.0 years↑
"Enchanted creature gets +1/+1 for each Forest you control."
Granite Grip86%
$0.12↓#14803↓0.55↑27.7 years↑
"Enchanted creature gets +1/+0 for each Mountain you control."
+1 more matching line
Claws of Valakut81%
$0.21↓#105920.06↓16.7 years↑
"Enchanted creature gets +1/+0 for each Mountain you control and has first strike."
+1 more matching line
Armored Ascension80%
$0.20↓#77450.00↓18.5 years↑
"Enchanted creature gets +1/+1 for each Plains you control and has flying."
Mirkwood Channeler80%
$1.01↑#14309↓0.203.0 years↑
"At the beginning of combat on your turn, target Elf you control gains trample and gets +X/+X until end of turn, where X is the number of Forests you control."
Audacity76%
$0.33↑#4860↑0.04↓3.9 years↑
"Enchanted creature gets +2/+0 and has trample."
+1 more matching line
Call of the Full Moon74%
$0.07↓#26682↓0.07↓11.3 years↑
"Enchanted creature gets +3/+2 and has trample."
+1 more matching line
Cartouche of Strength74%
$0.17↓#10799↓0.00↓9.5 years↑
"Enchanted creature gets +1/+1 and has trample."
Mythic Proportions72%
$0.57↑#23227↓0.06↓24.0 years↑
"Enchanted creature gets +8/+8 and has trample."
Yavimaya's Embrace72%
$0.06↓#27000↓0.07↓25.4 years↑
"Enchanted creature gets +2/+2 and has trample."
Jiang Yanggu71%
$0.78↑#20648↓0.208.3 years↑
"−5: Until end of turn, target creature gains trample and gets +X/+X, where X is the number of lands you control."