[Val] Valhar, the Dying Plane: Virtual Booster

Greater Aboroth    R  Creature – Elemental Trample Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Greater Aboroth gets +1/+1 for each age counter on it. 6/6	Forlorn Crusader    U  Creature – Human Knight Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Double strike Whenever Forlorn Crusader deals combat damage to a player, target creature loses cumulative upkeep until the end of its controllers next turn. 2/2	Promised Strength    U  Enchantment Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Remove an age counter from Promised Strength: Target creature gets +X/+X until end of turn, where X is the number of age counters on Promised Strength.	Martyr's Grace    U  Instant You may sacrifice a white permanent you control rather than pay Martyr's Grace's mana cost. Prevent all damage that would be dealt to you and creatures you control this turn.	Oakcrown Lookout    C  Creature – Elf Scout Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Oakcrown Lookout enters the battlefield or dies, create a 1/1 green Squirrel creature token. 2/1
Temporal Inhibitor    C  Creature – Human Wizard When Temporal Inhibitor enters the battlefield, you may remove a counter from target permanent. They are determined to delay the inevitable. 2/1	Release    C  Instant Return target permanent you control to its owner's hand.	Defiant Mystic    C  Creature – Elf Druid : Add to your mana pool. Spend this mana only to pay cumulative upkeep costs. 1/1	Cling to Life    C  Instant Return up to two creature cards that were put into your graveyard this turn to your hand.	Ravenous Ghoul    C  Creature – Zombie Warrior Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever a creature an opponent controls dies, remove an age counter from Ravenous Ghoul. 4/3
Tectonic Eruption    C  Sorcery When you cast Tectonic Eruption, search your library for a basic Mountain card and put it onto the battlefield tapped. Then shuffle. Tectonic Eruption deals damage to up to one target creature equal to the number of Mountains you control.	Last Rite Priest    C  Creature – Human Cleric , Exile a creature card from your graveyard: You gain 3 life.	Silence Elemental    C  Creature – Elemental Deathtouch Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Silence Elemental enters the battlefield, destroy up to one target enchantment. 2/3	Walheim Trapper    C  Creature – Human Soldier Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an age counter is placed on Walheim Trapper, you may tap target creature. 2/2	Devouring Elemental    C  Creature – Elemental Haste (This creature can attack and as soon as it comes under your control.) Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) 4/3

Greater Aboroth (rare)
Forlorn Crusader (uncommon)
Promised Strength (uncommon)
Martyr's Grace (uncommon)
Oakcrown Lookout (common)
Temporal Inhibitor (common)
Release (common)
Defiant Mystic (common)
Cling to Life (common)
Ravenous Ghoul (common)
Tectonic Eruption (common)
Last Rite Priest (common)
Silence Elemental (common)
Walheim Trapper (common)
Devouring Elemental (common)