Tek 
Artifact Creature — Dragon
$0.39 #28557 0.12 26.0 years
This creature gets +0/+2 as long as you control a Plains, has flying as long as you control an Island, gets +2/+0 as long as you control a Swamp, has first strike as long as you control a Mountain, and has trample as long as you control a Forest.
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Wild Nacatl80%
$0.37↓#16609↑0.00↓18.0 years↓
"This creature gets +1/+1 as long as you control a Plains."
Drowned Catacomb76%
$0.44↑#105↑0.0517.3 years↓
"This land enters tapped unless you control an Island or a Swamp."
Isolated Chapel76%
$0.26↓#90↑0.1115.1 years↓
"This land enters tapped unless you control a Plains or a Swamp."
Glacial Fortress76%
$0.26↓#88↑0.0317.3 years↓
"This land enters tapped unless you control a Plains or an Island."
Sunpetal Grove74%
$0.31↓#132↑0.0317.3 years↓
"This land enters tapped unless you control a Forest or a Plains."
Hinterland Harbor74%
$0.27↓#97↑0.0815.1 years↓
"This land enters tapped unless you control a Forest or an Island."
Clifftop Retreat74%
$0.27↓#77↑0.0815.1 years↓
"This land enters tapped unless you control a Mountain or a Plains."
Sulfur Falls73%
$0.21↓#76↑0.0615.1 years↓
"This land enters tapped unless you control an Island or a Mountain."
Choked Estuary72%
$0.28↓#292↑0.0510.5 years↓
"As this land enters, you may reveal an Island or Swamp card from your hand. If you don't, this land enters tapped."
Port Town72%
$0.16↓#337↑0.0910.5 years↓
"As this land enters, you may reveal a Plains or Island card from your hand. If you don't, this land enters tapped."
Dragonskull Summit72%
$0.46↑#82↑0.1517.3 years↓
"This land enters tapped unless you control a Swamp or a Mountain."
Gloomlake Verge72%
$10.63↑#595↑0.042.1 years↓
"
: Add
. Activate only if you control an Island or a Swamp."
Shineshadow Snarl72%
$0.27↓#423↑0.065.5 years↓
"As this land enters, you may reveal a Plains or Swamp card from your hand. If you don't, this land enters tapped."
Woodland Cemetery72%
$0.76↑#112↑0.1115.1 years↓
"This land enters tapped unless you control a Swamp or a Forest."
Bleachbone Verge72%
$8.81↑#769↑0.051.7 years↓
"
: Add
. Activate only if you control a Plains or a Swamp."
Floodfarm Verge71%
$8.71↑#619↑0.062.1 years↓
"
: Add
. Activate only if you control a Plains or an Island."
Vineglimmer Snarl70%
$0.18↓#547↑0.125.5 years↓
"As this land enters, you may reveal a Forest or Island card from your hand. If you don't, this land enters tapped."
Prized Elephant70%
$0.19↓#284300.00↓14.3 years↓
"This creature gets +1/+1 as long as you control a Forest."