Oooh, Runed Arch is interesting
This format has been tricky

Sort Rarity Card Type Snivy (1) #1Common $0.35 Snivy (2) #2Common $0.50 Servine (3) #3Uncommon $0.48 Servine (4) #4Uncommon $0.52 Serperior (5) #5Holo Rare $2.33 Serperior (6) #6Holo Rare $3.12 Pansage #7Common $0.27 Simisage #8Uncommon $0.42 Petilil #9Common $0.36 Lilligant #10Rare $2.23 Maractus (11) #11Uncommon $0.34 Maractus (12) #12Rare $0.75 Deerling #13Common $0.57 Sawsbuck #14Rare $6.91 Tepig (15) #15Common $0.36 Tepig (16) #16Common $0.39 Pignite (17) #17Uncommon $0.67 Pignite (18) #18Uncommon $0.82 Emboar (19) #19Holo Rare $2.09 Emboar (20) #20Holo Rare $2.87 Pansear #21Common $0.21 Simisear #22Uncommon $0.27 Darumaka (23) #23Common $0.25 Darumaka (24) #24Uncommon $0.47 Darmanitan #25Rare $0.80 Reshiram #26Holo Rare $7.06 Oshawott (27) #27Common $0.47 Oshawott (28) #28Common $0.76 Dewott (29) #29Uncommon $0.35 Dewott (30) #30Uncommon $0.31 Samurott (31) #31Holo Rare $2.83 Samurott (32) #32Holo Rare $2.74 Panpour #33Common $0.31 Simipour #34Uncommon $0.31 Basculin #35Uncommon $0.33 Ducklett #36Common $0.33 Swanna #37Rare $0.70 Alomomola (38) #38Uncommon $0.35 Alomomola (39) #39Rare $1.04 Blitzle (40) #40Common $0.25 Blitzle (41) #41Common $0.23 Zebstrika (42) #42Uncommon $0.44 Zebstrika (43) #43Rare $0.94 Joltik (44) #44Common $0.32 Joltik (45) #45Common $0.35 Galvantula #46Rare $0.55 Zekrom #47Holo Rare $7.39 Munna #48Uncommon $0.40 Musharna #49Rare $0.53 Woobat #50Common $0.28 Swoobat #51Uncommon $0.39 Venipede #52Common $0.25 Whirlipede #53Uncommon $0.31 Scolipede #54Rare $0.67 Solosis #55Common $0.32 Duosion #56Uncommon $0.53 Reuniclus #57Holo Rare $2.93 Timburr (58) #58Common $0.20 Timburr (59) #59Common $0.24 Gurdurr #60Uncommon $0.45 Pikachu #115Secret Rare $139.44 Zekrom (114 Full Art) #114Ultra Rare $120.80 Reshiram (113 Full Art) #113Ultra Rare $110.23 Water Energy #107Common $8.18 Zekrom #47Holo Rare $7.39 Reshiram #26Holo Rare $7.06 Sawsbuck #14Rare $6.91 Lightning Energy #108Common $5.87 Zoroark #71Holo Rare $4.78 Metal Energy (Basic) #112Common $4.55

It's very strong in decks that need to dig, fill up the graveyard, want to force foes to discard, and loads more
Therefore we should consider playing fewer enchantments, and only treat the Enchantress strategy as a secondary focus, or a simply an occasional engine
Dack is a pretty good card when he has no synergy at all, he is great when he is fueling delve and such like