I dunno

8 years by TheJakyll, for scrolls version: 1.3.1, with a Score of 0
Deck as image (WIP)
51
9 30 9 3 0 0 0 0 0
1 2 3 4 5 6 7 8 9
1 Mangy Rat x3
1 Scavenger Construct x3
1 Dust Runner x3
2 Viscera Sage x3
2 Animovore x3
2 Languid x3
2 Pestis x3
2 Supercharged x3
2 Fungify x3
2 Bloodline Taint x3
2 Cursed Presence x3
2 Controlled Lightning x3
2 Wind-up Automaton x3
3 Pillar of Fatigue x3
3 Eager Scryer x3
3 Blightseed x3
4 Pest Dissimulator x3

35.3% Creatures (18) 11.8% Structures (6) 23.5% Spells (12) 29.4% Enchantments (15)
23.5% Energy (12) 76.5% Decay (39)