If a Tree falls who screams?

1 Old Man Willow

Creature 13

1 Clifftop Lookout 1 Elanor Gardner 1 Entourage of Trest 1 Fierce Empath 1 Generous Ent 1 Glidedive Duo 1 Iridescent Vinelasher 1 Krosan Tusker 1 Quickbeam, Upstart Ent 1 Skybeast Tracker 1 Starlit Soothsayer 1 Temperamental Oozewagg 1 Troll of Khazad-dum

Spell 38

1 Awakening Zone 1 Bitterthorn, Nissa's Animus 1 Bramble Armor 1 Brave the Wilds 1 Collective Resistance 1 Colossal Dreadmask 1 Crawling Infestation 1 Eldrazi Conscription 1 Farseek 1 Fountainport Bell 1 Galadhrim Bow 1 Gift of the Viper 1 Graceful Takedown 1 Heroic Intervention 1 Howl of the Hunt 1 Lightning Greaves 1 Lion Umbra 1 Many Partings 1 Moonsilver Key 1 Nature's Will 1 Not Dead After All 1 Obscuring Haze 1 Overprotect 1 Path of the Animist 1 Return from the Wilds 1 Sam's Desperate Rescue 1 Scytheclaw 1 Setessan Training 1 Skyclave Relic 1 Sol Ring 1 Spider Umbra 1 Stab Wound 1 Sting, the Glinting Dagger 1 The Great Aurora 1 The Hunger Tide Rises 1 Unseal the Necropolis 1 Wayfarer's Bauble 1 Worn Powerstone

Land 16

1 Ash Barrens 1 Cascading Cataracts 1 Command Tower 1 Disciple of Freyalise 1 Evolving Wilds 1 Exotic Orchard 1 Fell the Profane 1 Hidden Grotto 1 Myriad Landscape 1 Path of Ancestry 1 Reliquary Tower 1 Revitalizing Repast 1 Roadside Reliquary 1 Shire Terrace 1 Terramorphic Expanse 1 Thriving Grove