The revamped Growth Plan in Idle Heroes gives free-to-play accounts direct access to late-game upgrade materials, including Sublimation Essence chests, Cores of Origin, and Stellar Shards. You do not need to spend gems to unlock the base track; rewards unlock automatically as your account meets standard level, Campaign, Tower of Oblivion, and Void milestones.
To maximize the plan's value, focus your daily routines on rushing your first E5 carry hero and pushing Campaign stages as soon as level caps lift.
Key Free-to-Play Rewards
Earlier iterations of the Growth Plan focused on basic summon currency, low-tier gear, and fixed hero copies. The updated system replaces those static drops with dynamic chests and endgame progression items designed to support Transcendence heroes and Tree of Origin levels:
- Sublimation Essence Selection Chests: Provide the materials needed to evolve active and passive hero skills, bypassing long event hoarding cycles.
- Cores of Origin: Supply core shards and chests to activate hero core abilities before reaching late Void Campaign farming stages.
- Stellar Shards and Spiritual Essence: Deliver direct materials for Tree of Origin investment, avoiding the progression penalty of converting Void Spheres into Crystals of Transcendence.
- Event and Hero Chests: Award 5-star hero selection chests, Prophet Orbs, and Heroic Summon Scrolls to help you clear recurring weekly and monthly event tiers.
Milestone Objectives and Progression Path
Growth Plan tiers unlock progressively as you clear account thresholds. To clear tiers without stalling, keep your primary E5 hero building process active and maintain daily stamina usage in Void modes.
| Progression Stage | Required Milestones | Primary Reward Yield |
|---|---|---|
| Early Account (Levels 1–100) | Normal Campaign clears and daily quest completion | 5-Star Hero Selection Chests, Basic Summons, Gems |
| Mid-Game Push | Tower of Oblivion clears and first E5 hero completion | Artifact Selection Chests, Prophet Orbs, Stellar Shards |
| Endgame & Void | Realm's Gate depth and Void Campaign clears | Sublimation Chests, Core of Origin Shards, Spiritual Essence |
Clear normal Campaign stages immediately whenever level restrictions lift. Leaving cleared stages unattempted stalls your access to higher Growth Plan tiers and delays the materials required to overcome late-game combat walls.
Free Track vs. Paid Growth Track
The free progression track provides enough materials to develop a functional mid-game Transcendence hero. A paid track is also available, functioning as a high-density resource purchase for spending accounts.
| Feature | Free Track | Paid Track |
|---|---|---|
| Gem Income | Standard milestone gems | Accelerated, high-volume gem bundles |
| Sublimation Essence | Base chests for key skill upgrades | Multiplied volume for full skill branches |
| Core of Origin Progression | Base core shards | Accelerated full Core activation |
| Artifact Chests | Periodic selection chests | Faster access to mysterious artifact chests |
| Unlock Requirement | Account milestone clears | Direct monetary purchase |
Free-to-play accounts do not need the paid tier to remain functional. However, for accounts that occasionally spend on monthly cards or weekly packs, the paid Growth Plan offers higher resource density per dollar due to its heavy focus on Sublimation and Core materials.
How to Allocate Growth Plan Rewards
Distributing high-tier rewards across multiple heroes will dilute your combat power. Funnel all Growth Plan materials into a single primary carry hero until they reach full operational capacity.
- Save Sublimation chests for your primary Transcendence carry. Do not open or consume Sublimation chests until you have unlocked your primary carry (such as Lord of Fear Aspen or Sword Flash Xia). Upgrade their active skill node first before investing in secondary passives.
- Consolidate Core of Origin shards. Keep all core fragments directed toward a single hero to unlock a complete core skill rather than splitting fragments across candidate heroes.
- Choose Stellar Shards over Crystals of Transcendence. When acquiring spheres or allocation chests through milestone tracks, consistently prioritize Stellar Shards to ensure your carry reaches the required Tree of Origin levels.
Free Idle Heroes Codes
Current active codes and how to redeem them.
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Player Comments
38 players commented on this guide.
This helped me understand heroes much better.
Can you add more details about heroes in a future update?
Good guide for Idle Heroes players. The heroes part was useful.
Nice guide. I am checking the other Idle Heroes articles next.