New cards by set

Cards first printed in the set · share of Green decks that can play them

Card	SOS · release	MSH	HOB	FRA
Emil, Vastlands Roamer	–	–	–	4.9%
Noxious Newt	–	–	5.9%	4.9%
Oracle's Restoration	–	–	1.5%	4.9%
Topiary Lecturer	–	–	1.5%	2.4%
Efflorescence	–	–	1.5%	–
Emeritus of Abundance // Regrowth	–	9.6%	4.4%	–
Slumbering Trudge	–	–	4.4%	–
Studious First-Year // Rampant Growth	–	–	2.9%	–

– means fewer than 3 decks. Picked up later: the share clearly rose after the release window (10+ decks, |z| ≥ 3).

Cards

No card changed clearly between The Hobbit and Reality Fracture. Closest to a trend:

▲ Ghost Quarter 8.8% → 24.4% z = 2.2

▼ Rancor 23.5% → 7.3% z = -2.2

▼ Hardened Scales 22.1% → 9.8% z = -1.6

Commanders

Share of Green decks · each builder counts once

No commander changed clearly. Closest to a trend:

▼ Omnath, Locus of Mana 7.4% → 0.0% z = -1.8

▲ Ezuri, Renegade Leader 10.3% → 17.1% z = 1.0

▲ Tifa Lockhart 17.6% → 19.5% z = 0.2

Shares are out of the decks that can play the card. A change shows when it's clear: 10+ decks on one side and |z| ≥ 3, odds under 1 in 300 by chance. Cards first printed in Reality Fracture are under New cards by set.

Deck shape by window

Per deck, except the deck count and shares

Number	TLA	ECL	TMT	SOS	MSH	HOB	FRA
Decks	44	46	50	59	52	68	41
Lands	18.9	18.6	18.5	18.7	18.6	18.4	18.3
Creatures	14.8	14.9	14.5	14.2	16.2	14.0	13.9
Other spells	15.2	15.1	15.9	16.1	14.3	16.6	16.8
Avg mana value	1.95	2.00	1.95	1.93	1.93	1.86	1.87
Removal	3.2	3.2	3.6	3.4	3.7	3.2	3.6
Draw	4.3	4.7	4.3	4.6	4.0	4.3	4.5
Ramp	7.3	8.8	7.3	7.7	8.2	8.5	7.6
Tutors	3.6	3.8	3.4	3.2	3.4	3.4	3.5
Protection	3.1	2.3	2.9	3.5	3.1	4.3	4.1
Counterspells	0.0	0.0	0.0	0.0	0.0	0.1	0.1
Discard	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Sweepers	0.1	0.0	0.1	0.0	0.0	0.0	0.0
Fetchland decks	18%	20%	24%	31%	37%	25%	32%
With a sideboard	39%	46%	40%	44%	46%	47%	61%

Each builder counts once per commander and set window, with their latest list. A deck counts in the window of its last edit.