Overview:

This mono-green deck helmed by Yeva, Nature's Herald leverages flash-enabled creatures to create reactive board development and surprise combat interactions. The strategy focuses on deploying threats at instant speed to maintain mana flexibility, using creatures with ETB effects (e.g., Eternal Witness, Reclamation Sage) for tactical responses. Win conditions center on overrun effects like Triumph of the Hordes, End-Raze Forerunners, and Overwhelming Stampede, supported by incremental value engines like The Great Henge and Guardian Project. Yeva is critical to the deck’s identity, enabling instant-speed creature deployment and synergizing with untap effects like Seedborn Muse and Wilderness Reclamation.

Primer:

Core Strategy Execution:

1. Early Setup (Turns 1-3): Prioritize ramp (Llanowar Elves, Nature's Lore, Cultivate) to accelerate into Yeva. Hold mana for flash creatures like Ambush Viper or Reclamation Sage to disrupt opponents.
2. Midgame Value (Turns 4-6): Cast Yeva and deploy flash threats like Thragtusk or Great Oak Guardian during opponents’ turns. Activate Seedborn Muse or Wilderness Reclamation to untap lands/creatures for repeated instant-speed plays.
3. Finishers (Turns 6-8): Resolve overrun effects (Triumph of the Hordes, End-Raze Forerunners) or pump a wide board with Champion of Lambholt and Voracious Hydra. Use Rogue's Passage to ensure unblocked damage.

Mulligan Priorities:

• Keep hands with 2-3 lands and early ramp.
• Prioritize Yeva enablers (ramp) or flash interaction (e.g., Beast Within, Scavenging Ooze).
• Avoid hands with only high-CMC creatures and no ramp.

Key Tips:

• Use Eternal Witness + Greater Good/Momentous Fall to recur key spells.
• Activate Nykthos, Shrine to Nyx during opponents’ turns with Seedborn Muse for explosive mana.
• Pair Nightshade Peddler with high-power creatures for deathtouch blockers.

Weaknesses:

Critical

• Relies heavily on Yeva: Losing her repeatedly cripples the deck’s instant-speed advantage.
• No infinite combos: Struggles to close games quickly against high-power decks.

Moderate

• Vulnerable to board wipes: Limited recovery outside Caller of the Claw and Eternal Witness.
• Weak stack interaction: Relies on Beast Within/Krosan Grip as primary answers.

Minor

• Low flyer defense: Relies on Great Oak Guardian’s reach and trample enablers.
• Graveyard dependency: Recursion tools are sparse and disruptable.

Most Important Cards:

• Seedborn Muse (Untap engine for instant-speed plays)
• The Great Henge (Card draw, +1/+1 counters, ramp)
• Triumph of the Hordes (Primary infect finisher)
• End-Raze Forerunners (Overrun effect with haste)
• Eternal Witness (Recursion for key spells)
• Wilderness Reclamation (Untap lands for flash plays)
• Guardian Project (Card draw engine)
• Nykthos, Shrine to Nyx (Mana acceleration)
• Greater Good (Sacrifice outlet and card advantage)
• Voracious Hydra (Scalable threat/removal)

Attribute Ratings:

Speed: 6/10
Can threaten wins via combat around T6-8 with ideal ramp, but lacks fast combo potential.

Resilience: 5/10
Moderate recovery tools and flash-based flexibility, but vulnerable to repeated removal.

Consistency: 7/10
Strong ramp and card draw (e.g., Beast Whisperer, Elemental Bond) ensure steady access to threats.

Interaction: 4/10
Limited to creature-based removal (Reclamation Sage) and a few targeted spells.

Rating Justification:

This deck has a focused game plan with strong synergy and consistency but lacks the speed and interaction to compete with high-power metas. Its combat-centric wins and reliance on Yeva’s flash synergy place it in the optimized casual tier.

Power level: 5.0 - 6.0