New cards by set

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

– 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:

▼ Mental Misstep 38.7% → 19.2% z = -1.6

▲ Swords to Plowshares 61.3% → 80.8% z = 1.6

▲ Gitaxian Probe 19.4% → 38.5% z = 1.6

Commanders

Share of Jeskai decks · each builder counts once

No commander changed clearly. Closest to a trend:

▲ Vraska, Soul of Stone 12.9% → 34.6% z = 1.9

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	14	14	20	26	25	31	26
Lands	17.4	17.6	17.2	17.7	17.6	18.0	17.7
Creatures	10.7	11.0	9.7	10.9	10.9	10.7	9.2
Other spells	20.9	19.9	19.3	20.3	20.4	20.3	22.1
Avg mana value	1.86	1.74	1.79	1.82	1.77	1.89	1.79
Removal	6.1	8.9	6.3	6.1	7.5	7.1	8.4
Draw	6.9	8.1	7.7	8.6	8.9	8.3	9.5
Ramp	2.8	2.5	3.7	2.8	2.3	2.3	2.6
Tutors	2.5	0.6	1.5	1.2	1.0	1.1	1.3
Protection	1.9	1.6	1.4	1.7	1.9	1.5	1.2
Counterspells	2.1	2.2	1.4	1.5	2.3	2.6	2.0
Discard	0.1	0.1	0.1	0.0	0.0	0.1	0.0
Sweepers	0.5	1.1	0.5	0.6	1.0	0.7	0.9
Fetchland decks	50%	71%	60%	54%	64%	52%	69%
With a sideboard	43%	71%	30%	54%	64%	58%	69%

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

Card	FRA · release
Pompous Battlemage // Improvised Act	7.7%
Samut, Hazoret's Champion	7.7%
Vraska, Soul of Stone	3.8%