Most played cards in Welder Survival:

1 Decks
Goblin Welder
4 copies - 4 average
Tangle Wire
4 copies - 4 average
Birds of Paradise
4 copies - 4 average
Survival of the Fittest
4 copies - 4 average
Wooded Foothills
4 copies - 4 average
Karplusan Forest
3 copies - 3 average
Triskelion
2 copies - 2 average
Naturalize
2 copies - 2 average
Wall of Roots
2 copies - 2 average
Basking Rootwalla
2 copies - 2 average
Defense Grid
2 copies - 2 average
Shield Sphere
2 copies - 2 average
Tsabo's Web
2 copies - 2 average
Quirion Ranger
2 copies - 2 average
Goblin Sharpshooter
2 copies - 2 average
Winter Orb
2 copies - 2 average
Masticore
2 copies - 2 average
Llanowar Elves
2 copies - 2 average
Uktabi Orangutan
1 copies - 1 average
Pyroblast
1 copies - 1 average