New cards by set

Cards first printed in the set · share of Black 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:

▼ Bitterblossom 22.8% → 3.8% z = -3.0

▼ Zulaport Cutthroat 21.5% → 3.8% z = -2.8

▼ Cut Down 41.8% → 18.9% z = -2.8

Commanders

Share of Black decks · each builder counts once

No commander changed clearly. Closest to a trend:

▼ Ayara, First of Locthwain 8.9% → 0.0% z = -2.2

▲ Acererak the Archlich 3.8% → 11.3% z = 1.7

▼ Sephiroth, Fabled SOLDIER // Sephiroth, One-Winged Angel 10.1% → 3.8% z = -1.4

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	47	39	69	82	68	79	53
Lands	17.9	17.7	17.3	18.0	17.9	17.7	17.7
Creatures	10.8	12.8	12.6	12.4	12.4	12.4	11.6
Other spells	20.2	18.3	16.8	18.5	18.6	18.9	19.7
Avg mana value	1.97	1.95	1.91	1.99	1.94	1.89	1.93
Removal	8.3	8.2	7.7	7.7	8.1	8.0	8.1
Draw	4.6	4.9	4.3	4.8	4.9	5.1	5.2
Ramp	2.2	2.3	2.6	2.6	2.8	2.6	2.4
Tutors	1.1	1.1	0.8	0.8	0.8	1.1	0.8
Protection	0.5	0.5	0.3	0.6	0.8	0.8	0.7
Counterspells	0.0	0.0	0.0	0.1	0.1	0.0	0.1
Discard	4.6	4.0	4.9	3.9	4.3	4.7	6.2
Sweepers	1.0	0.9	1.1	0.9	1.0	0.9	1.1
Fetchland decks	11%	21%	14%	15%	19%	28%	15%
With a sideboard	62%	62%	52%	48%	51%	66%	53%

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

Card	HOB · release	FRA
Stony-Voiced Goblins	2.5%	5.7%
The Sackville-Bagginses	3.8%	3.8%
Gollum, Riddle Master	1.3%	–
The Master of Lake-town	1.3%	–